Africa’s second-longest river is by some distance its deepest, with a depth of up to 220 metres. The Congo River runs through the Republic of Congo, the Democratic Republic of the Congo ...

In a small village in Niger’s Tahoua region, an 80-year-old man sits in the shade, his eyes clouded by irreversible blindness ...

The economic benefits of eliminating river blindness in Niger are estimated at $2.3 billion, with 17.8 billion additional ...